Sleep apnea device accessory



FIG. 1 is a perspective view of the sleep apnea device accessory showing our design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a partially-exploded, perspective view thereof. 

CLAIM The ornamental design for sleep apnea device accessory, as shown and described herein. 